/*lethead1.c -- 创建并使用简单函数*/

#include "stdio.h"
#include "lethead1.h"

#define SUM 10

// int sum(int a,int b); /*函数原型*/

void main(){
    const char ch[] = NAME;
    printf("%s\n",ch);
    printf("%d\n",sum(2,3+SUM/2));
}

int sum(int a, int b){
    return a + b;
}
